Functional approach to the electronic and bosonic dynamics of many-body systems perturbed with an arbitrary strong electron-boson interaction
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DOI: 10.1103/physrevb.98.075105
Abstract: We present a formal derivation of the many-body perturbation theory for a system of electrons and bosons subject to a nonlinear electron-boson coupling. The interaction is treated at an arbitrary high order of bosons scattered.… read more here.
Keywords: many body; electron; electron boson; electronic bosonic ... See more keywords